<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>demo</title>
    <script type="text/javascript" src="../vue.js"></script>
</head>

<body>
    <div id="app">
        <div style="width: 100px;height: 100px;background:red">
          
        </div>
          <!-- 1.v-bind绑定style属性,值是一个由样式组成的对象,从data中获取 -->
        <div :style="style"></div>

        <!-- 2.v-bind绑定style属性,值是一个由样式对象组成的数组
         -->
         <div :style="style1"></div>
        <!-- 3.v-bind绑定style属性和普通的style属性可以共存,我们也可以把style对象属性值作为数据保存在data里
         -->
         <div style="width: 200px;height: 100px ;" :style="{background:color}"></div>
    </div>
</body>
<script type="text/javascript">
    Vue.config.productionTip = false
    const vm = new Vue({
        el: "#app",
        data() {
          return{
            style:{
                width: "100px",
                height: "100px",
               background: "yellow"
            },
            style1 :[
                {width: "200px",},
                { height: "100px"},
                { background: "pink"}
            ],
            color:"blue"
          }
        }
    })
</script>

</html>